provocant
/ˈprɒvək(ə)nt/rare
noun
A person or thing which provokes, incites, or stimulates (a person, a reaction, etc.).
Origin
Early 18th century; earliest use found in James Drake (d. 1707), political and medical writer. From classical Latin prōvocant-, prōvocāns, present participle of prōvocāre provoke.